Porterfield Aircraft Corporation (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Porterfield Aircraft Corporation" in English language version.

refsWebsite

Global rank English rank

55^th place

36^th place

8,286^th place

6,366^th place

newspapers.com

"Plane Personalities". Cincinnati Enquirer. 16 August 1936. p. 2. Retrieved 7 December 2020.
"A One-Time Leading Aircraft Manufacturer in a Comeback". Kansas City Star. 5 July 1936. p. 5D. Retrieved 8 December 2020.
"Wider Comeback Trail". Kansas City Star. 18 April 1937. p. 10D. Retrieved 8 December 2020.
"Sales Representative". Kansas City Star. 27 April 1939. p. 18. Retrieved 7 December 2020.
"Porterfield Aircraft Company". Kansas City Star. 31 December 1939. p. 4D. Retrieved 7 December 2020.
"In Air Plant Deal". Kansas City Star. 24 June 1940. p. 5. Retrieved 8 December 2020.
"Aircraft Schools Merge". Kansas City Star. 24 January 1941. p. 11. Retrieved 8 December 2020.
"Plane Plant Near Shutdown". Kansas City Star. 4 January 1942. p. 3A. Retrieved 7 December 2020.
"A New Porterfield Action". Kansas City Times. 19 June 1941. p. 9. Retrieved 7 December 2020.
"An Aircraft Firm Receiver". Kansas City Star. 22 March 1942. p. 4A. Retrieved 7 December 2020.
"Glider Stock is Sold". Kansas City Times. 18 May 1942. p. 3. Retrieved 7 December 2020.

Skinner, Bill (5 August 2020). "Ward-Furniture-Manufacturing-Co-Aviation-Division-Letter-Porterfield-letterhead". Porterfield Airplane Club. Retrieved 7 December 2020.
Porterfield, Tom (2 September 2020). "Porterfield News Letter April 1978, Donated by Bill Skinner". Porterfield Airplane Club. Retrieved 7 December 2020.